Question
11.In a group of 20 students, 8 students are girls. In how many ways can 12
students be selected so as to include
i) Exactly 7 girls
ii) At least 7 girls
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11.In a group of 20 students, 8 students are girls. In how many ways can 12 students be selected so as to include i) Exactly 7 girls ii) At least 7 girls

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